/*
 *  Copyright 2008-2010 the original author or authors.
 * 
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 * 
 *       http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  under the License.
 */
package org.openaecfm.spf.io.property;

import org.openaecfm.model.property.PropertyEnumeration;
import org.openaecfm.spf.io.AbstractEntityInstanceInputImpl;
import org.openaecfm.spf.io.IAppDataManager;
import org.openaecfm.spf.io.IEntityInstanceOutput;
import org.openaecfm.spf.io.measure.ValueIO;
import org.openaecfm.spf.model.DollarParameter;
import org.openaecfm.spf.model.EntityInstance;
import org.openaecfm.spf.model.EntityInstanceNameParameter;
import org.openaecfm.spf.model.ListParameter;
import org.openaecfm.spf.model.NodeType;
import org.openaecfm.spf.model.Parameter;
import org.openaecfm.spf.model.SimpleEntityInstance;
import org.openaecfm.spf.model.StringParameter;

public final class PropertyEnumerationIO extends
		AbstractEntityInstanceInputImpl<PropertyEnumeration> implements
		IEntityInstanceOutput<PropertyEnumeration> {
	private ValueIO valueIO;

	public void setValueIO(ValueIO valueIO) {
		this.valueIO = valueIO;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public String exportSPF(PropertyEnumeration pojo,
			IAppDataManager appDataManager) {
		SimpleEntityInstance ei = new SimpleEntityInstance(
				"IFCPROPERTYENUMERATION", appDataManager.getName(pojo));

		// Set Name
		StringParameter name = new StringParameter(pojo.getName(),
				StringParameter.UTF_8);
		ei.addParameter(name);

		// Set EnumerationValues
		ListParameter values = new ListParameter();
		for (Object v : pojo.getEnumerationValues()) {
			values.add(valueIO.exportSPF(v));
		}
		ei.addParameter(values);

		// Set Unit
		if (pojo.getUnit() == null) {
			DollarParameter d = DollarParameter.getInstance();
			ei.addParameter(d);
		} else {
			EntityInstanceNameParameter n = new EntityInstanceNameParameter(
					appDataManager.getName(pojo.getUnit()));
			ei.addParameter(n);
		}

		return ei.toString();
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	protected PropertyEnumeration doCreateObject() {
		return new PropertyEnumeration();
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public void resolveReferenceParameter(EntityInstance ei,
			PropertyEnumeration pojo, IAppDataManager appDataManager) {
		SimpleEntityInstance sei = (SimpleEntityInstance) ei;

		// Set Unit
		Parameter unit = sei.getParameter(2);
		if (unit.getNodeType() == NodeType.ENTITY_INSTANCE_NAME) {
			EntityInstanceNameParameter n = (EntityInstanceNameParameter) unit;
			Object entity = appDataManager.getObject(n.toInstanceName());
			pojo.setUnit(entity);
		}
	}

	@Override
	protected void resolveNotReferenceParameter(EntityInstance ei,
			PropertyEnumeration pojo) {
		SimpleEntityInstance sei = (SimpleEntityInstance) ei;

		// Set Name
		StringParameter name = (StringParameter) sei.getParameter(0);
		pojo.setName(name.toUTF8());

		// Set EnumerationValues
		ListParameter values = (ListParameter) sei.getParameter(1);
		for (Parameter p : values) {
			pojo.getEnumerationValues().add(valueIO.importSPF(p));
		}
	}
}
